PartsTable
Technical Data Sheet
HUA90-667-11 ✓ Verified by PartsTable
· HOSE FITTING
WHAT YOU NEED TO KNOW
PTFE tape on tapered threads (NPT/BSPT) JIC/AN flare connections seal metal-to-metal — no tape
NPT != BSPT — look identical, NOT interchangeable
PRODUCT OVERVIEW

The ADAPTER,STRAIGHT,PIPE TO TUBE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, thread_class: 2A FIRST END A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: PLAIN (PIPE) SECOND END, nominal_thread_size: 0.438 INCHES FIRST END IN, seat_nominal_radius: 0.063 INCHES FIRST END IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-278-4575, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
HUA90-667-11
NSN: 4730-00-278-4575
FSC: 4730
CAGE: 04845 — AUTOMATIC SWITCH COMPANY DBA ASCO (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
thread_class2A FIRST END A
connection_typeTHREADED EXTERNAL TUBE FIRST END
connection_stylePLAIN (PIPE) SECOND END
nominal_thread_size0.438 INCHES FIRST END IN
seat_nominal_radius0.063 INCHES FIRST END IN
maximum_operating_temp250.0 FAHRENHEIT SINGLE RESPONSE DEGF
nominal_overall_length1.300 INCHES IN
thread_quantity_per_inch24 FIRST END
thread_series_designatorUNS FIRST END
nondefinitive_spec/std_data12A FIGURE A
specification/standard_data81343-J512 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN4730-00-278-4575
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: HUA90-667-11 · OEM ⚠ VERIFY BEFORE ORDERING NPT ≠ BSPT — tapered threads look identical but are NOT interchangeable. Wrong thread = leak. JIC (37°) ≠ AN (37°) ≠ SAE 45° — flare angles must match exactly. Measure thread pitch with gauge — visual identification is unreliable ✓ BROKER TIP Always use thread sealant (PTFE tape or pipe compound) on tapered threads (NPT/BSPT). JIC/AN flare fittings seal metal-to-metal — never use tape on flare connections PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
THREAD SERIES DESIGNATOR: NPTF SECOND END
CONNECTION TYPE: THREADED EXTERNAL PIPE SECOND END
SPECIFICATION/STANDARD DATA: 81343-J512 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NOMINAL OVERALL LENGTH: 1.300 INCHES IN
NOMINAL THREAD SIZE: 0.250 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN
MAXIMUM OPERATING TEMP: 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
THREAD CLASS: 2A FIRST END A
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORNPTF SECOND END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
SPECIFICATION/STANDARD DATA81343-J512 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NOMINAL OVERALL LENGTH1.300 INCHES IN
NOMINAL THREAD SIZE0.250 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE DEGF
THREAD CLASS2A FIRST END A
THREAD QUANTITY PER INCH24 FIRST END
NONDEFINITIVE SPEC/STD DATA12A FIGURE A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
42-6880-350-250Interchangeable
interchangeable cross-reference
interchangeable
3B5316Interchangeable
interchangeable cross-reference
interchangeable
108658Interchangeable
interchangeable cross-reference
interchangeable
0CEN155Interchangeable
interchangeable cross-reference
interchangeable
S321Interchangeable
interchangeable cross-reference
interchangeable
792-402952Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HUA90-667-11?
HUA90-667-11 is a ADAPTER,STRAIGHT,PIPE TO TUBE.
What parts can replace HUA90-667-11?
There are 31 known substitutes for HUA90-667-11: 42-6880-350-250, 3B5316, 108658 and 28 more. Substitute compatibility should be verified for your specific system.
Is HUA90-667-11 still available?
HUA90-667-11 is currently cancelled.
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